Home / 187,700.87-259,032.47-114,113.18

Finding the Fourth Proportional to 187,700.87, 259,032.47 and 114,113.18

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Solution

The fourth proportional to 187,700.87, 259,032.47 and 114,113.18 is: 157,479.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,700.87 : 259,032.47 = 114,113.18 : x
  2. Step 2: Convert to fraction form
    187,700.87/259,032.47 = 114,113.18/x
  3. Step 3: Cross multiply
    187,700.87x = 259,032.47 × 114,113.18
  4. Step 4: Simplify right side
    187,700.87x = 29,559,018,951.97
  5. Step 5: Solve for x
    x = 29,559,018,951.97/187,700.87
  6. Step 6: Final answer
    x = 157,479.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.